Chair back



FIG. 1 is a perspective view of a chair back constituting my new design,shown as part of a chair in phantom which does not form part of thedesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view of one side thereof, the other sidebeing a mirror image;

FIG. 5 is a view in section taken along the line 5--5 of FIG. 2;

FIG. 6 is a front elevational view of the chair back constitutinganother embodiment of my new design;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a side elevational view of one side thereof, the other sidebeing a mirror image; and,

FIG. 9 is a view in section taken along the line 9--9 of FIG. 6.

FIGS. 2 through 9 have been shown on an enlarged scale with respect toFIG. 1.

The ornamental design for a chair back, as shown and described.